During a visit to Oberammergau in 2012, something became pretty obvious about German cuisine: they like to squish things into balls. From the classic savory potato Kartoffelkloesse to sweet Dampfnudeln mit Vanillesoße, leave it to the Bavarians to make dumplings out of pretty much anything. A spherical shape adds aesthetic appeal to many types of dishes and, from a good old fashioned...